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Finding the Fourth Proportional to 32,657.59, 45,064.58 and 18,122.14

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Solution

The fourth proportional to 32,657.59, 45,064.58 and 18,122.14 is: 25,006.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,657.59 : 45,064.58 = 18,122.14 : x
  2. Step 2: Convert to fraction form
    32,657.59/45,064.58 = 18,122.14/x
  3. Step 3: Cross multiply
    32,657.59x = 45,064.58 × 18,122.14
  4. Step 4: Simplify right side
    32,657.59x = 816,666,402.48
  5. Step 5: Solve for x
    x = 816,666,402.48/32,657.59
  6. Step 6: Final answer
    x = 25,006.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.